Home / 12,625.42-17,423.20-6,960.39

Finding the Fourth Proportional to 12,625.42, 17,423.20 and 6,960.39

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Solution

The fourth proportional to 12,625.42, 17,423.20 and 6,960.39 is: 9,605.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.42 : 17,423.20 = 6,960.39 : x
  2. Step 2: Convert to fraction form
    12,625.42/17,423.20 = 6,960.39/x
  3. Step 3: Cross multiply
    12,625.42x = 17,423.20 × 6,960.39
  4. Step 4: Simplify right side
    12,625.42x = 121,272,332.92
  5. Step 5: Solve for x
    x = 121,272,332.92/12,625.42
  6. Step 6: Final answer
    x = 9,605.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.